/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.

This file is part of Quake III Arena source code.

Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.

Quake III Arena source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
 */
//
// cg_syscalls.c -- this file is only included when building a dll
// cg_syscalls.asm is included instead when building a qvm
#ifdef Q3_VM
#error "Do not use in VM build"
#endif

#include "cg_local.h"

static intptr_t(QDECL *syscall)(intptr_t arg, ...) = (intptr_t(QDECL *)(intptr_t, ...)) - 1;

Q_EXPORT void dllEntry(intptr_t(QDECL *syscallptr)(intptr_t arg, ...)) {
    syscall = syscallptr;
}

int PASSFLOAT(float x) {
    floatint_t fi;
    fi.f = x;
    return fi.i;
}

void trap_Print(const char *fmt) {
    syscall(CG_PRINT, fmt);
}

void trap_Error(const char *fmt) {
    syscall(CG_ERROR, fmt);
}

int trap_Milliseconds(void) {
    return syscall(CG_MILLISECONDS);
}

void trap_Cvar_Register(vmCvar_t *vmCvar, const char *varName, const char *defaultValue, int flags) {
    syscall(CG_CVAR_REGISTER, vmCvar, varName, defaultValue, flags);
}

void trap_Cvar_Update(vmCvar_t *vmCvar) {
    syscall(CG_CVAR_UPDATE, vmCvar);
}

/*void trap_Cvar_CheckRange(vmCvar_t *cvar, float min, float max, qboolean integral) {
    syscall(CG_CVAR_CHECKRANGE, cvar);
}*/

void trap_Cvar_Set(const char *var_name, const char *value) {
    syscall(CG_CVAR_SET, var_name, value);
}

void trap_Cvar_VariableStringBuffer(const char *var_name, char *buffer, int bufsize) {
    syscall(CG_CVAR_VARIABLESTRINGBUFFER, var_name, buffer, bufsize);
}

int trap_Argc(void) {
    return syscall(CG_ARGC);
}

void trap_Argv(int n, char *buffer, int bufferLength) {
    syscall(CG_ARGV, n, buffer, bufferLength);
}

void trap_Args(char *buffer, int bufferLength) {
    syscall(CG_ARGS, buffer, bufferLength);
}

int trap_FS_FOpenFile(const char *qpath, fileHandle_t *f, fsMode_t mode) {
    return syscall(CG_FS_FOPENFILE, qpath, f, mode);
}

void trap_FS_Read(void *buffer, int len, fileHandle_t f) {
    syscall(CG_FS_READ, buffer, len, f);
}

void trap_FS_Write(const void *buffer, int len, fileHandle_t f) {
    syscall(CG_FS_WRITE, buffer, len, f);
}

void trap_FS_FCloseFile(fileHandle_t f) {
    syscall(CG_FS_FCLOSEFILE, f);
}

int trap_FS_Seek(fileHandle_t f, long offset, int origin) {
    return syscall(CG_FS_SEEK, f, offset, origin);
}

void trap_SendConsoleCommand(const char *text) {
    syscall(CG_SENDCONSOLECOMMAND, text);
}

void trap_AddCommand(const char *cmdName) {
    syscall(CG_ADDCOMMAND, cmdName);
}

void trap_RemoveCommand(const char *cmdName) {
    syscall(CG_REMOVECOMMAND, cmdName);
}

void trap_SendClientCommand(const char *s) {
    syscall(CG_SENDCLIENTCOMMAND, s);
}

void trap_UpdateScreen(void) {
    syscall(CG_UPDATESCREEN);
}

void trap_CM_LoadMap(const char *mapname) {
    syscall(CG_CM_LOADMAP, mapname);
}

int trap_CM_NumInlineModels(void) {
    return syscall(CG_CM_NUMINLINEMODELS);
}

clipHandle_t trap_CM_InlineModel(int index) {
    return syscall(CG_CM_INLINEMODEL, index);
}

clipHandle_t trap_CM_TempBoxModel(const vec3_t mins, const vec3_t maxs) {
    return syscall(CG_CM_TEMPBOXMODEL, mins, maxs);
}

clipHandle_t trap_CM_TempCapsuleModel(const vec3_t mins, const vec3_t maxs) {
    return syscall(CG_CM_TEMPCAPSULEMODEL, mins, maxs);
}

int trap_CM_PointContents(const vec3_t p, clipHandle_t model) {
    return syscall(CG_CM_POINTCONTENTS, p, model);
}

int trap_CM_TransformedPointContents(const vec3_t p, clipHandle_t model, const vec3_t origin, const vec3_t angles) {
    return syscall(CG_CM_TRANSFORMEDPOINTCONTENTS, p, model, origin, angles);
}

void trap_CM_BoxTrace(trace_t *results, const vec3_t start, const vec3_t end,
        const vec3_t mins, const vec3_t maxs,
        clipHandle_t model, int brushmask) {
    syscall(CG_CM_BOXTRACE, results, start, end, mins, maxs, model, brushmask);
}

void trap_CM_CapsuleTrace(trace_t *results, const vec3_t start, const vec3_t end,
        const vec3_t mins, const vec3_t maxs,
        clipHandle_t model, int brushmask) {
    syscall(CG_CM_CAPSULETRACE, results, start, end, mins, maxs, model, brushmask);
}

void trap_CM_TransformedBoxTrace(trace_t *results, const vec3_t start, const vec3_t end,
        const vec3_t mins, const vec3_t maxs,
        clipHandle_t model, int brushmask,
        const vec3_t origin, const vec3_t angles) {
    syscall(CG_CM_TRANSFORMEDBOXTRACE, results, start, end, mins, maxs, model, brushmask, origin, angles);
}

void trap_CM_TransformedCapsuleTrace(trace_t *results, const vec3_t start, const vec3_t end,
        const vec3_t mins, const vec3_t maxs,
        clipHandle_t model, int brushmask,
        const vec3_t origin, const vec3_t angles) {
    syscall(CG_CM_TRANSFORMEDCAPSULETRACE, results, start, end, mins, maxs, model, brushmask, origin, angles);
}

int trap_CM_MarkFragments(int numPoints, const vec3_t *points,
        const vec3_t projection,
        int maxPoints, vec3_t pointBuffer,
        int maxFragments, markFragment_t *fragmentBuffer) {
    return syscall(CG_CM_MARKFRAGMENTS, numPoints, points, projection, maxPoints, pointBuffer, maxFragments, fragmentBuffer);
}

void trap_S_StartSound(vec3_t origin, int entityNum, int entchannel, sfxHandle_t sfx) {
    syscall(CG_S_STARTSOUND, origin, entityNum, entchannel, sfx);
}

void trap_S_StartLocalSound(sfxHandle_t sfx, int channelNum) {
    syscall(CG_S_STARTLOCALSOUND, sfx, channelNum);
}

void trap_S_ClearLoopingSounds(qboolean killall) {
    syscall(CG_S_CLEARLOOPINGSOUNDS, killall);
}

void trap_S_AddLoopingSound(int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx) {
    syscall(CG_S_ADDLOOPINGSOUND, entityNum, origin, velocity, sfx);
}

void trap_S_AddRealLoopingSound(int entityNum, const vec3_t origin, const vec3_t velocity, sfxHandle_t sfx) {
    syscall(CG_S_ADDREALLOOPINGSOUND, entityNum, origin, velocity, sfx);
}

void trap_S_StopLoopingSound(int entityNum) {
    syscall(CG_S_STOPLOOPINGSOUND, entityNum);
}

void trap_S_UpdateEntityPosition(int entityNum, const vec3_t origin) {
    syscall(CG_S_UPDATEENTITYPOSITION, entityNum, origin);
}

void trap_S_Respatialize(int entityNum, const vec3_t origin, vec3_t axis[3], int inwater) {
    syscall(CG_S_RESPATIALIZE, entityNum, origin, axis, inwater);
}

sfxHandle_t trap_S_RegisterSound(const char *sample, qboolean compressed) {
    return syscall(CG_S_REGISTERSOUND, sample, compressed);
}

void trap_S_StartBackgroundTrack(const char *intro, const char *loop) {
    syscall(CG_S_STARTBACKGROUNDTRACK, intro, loop);
}

void trap_R_LoadWorldMap(const char *mapname) {
    syscall(CG_R_LOADWORLDMAP, mapname);
}

qhandle_t trap_R_RegisterModel(const char *name) {
    return syscall(CG_R_REGISTERMODEL, name);
}

qhandle_t trap_R_RegisterSkin(const char *name) {
    return syscall(CG_R_REGISTERSKIN, name);
}

qhandle_t trap_R_RegisterShader(const char *name) {
    return syscall(CG_R_REGISTERSHADER, name);
}

qhandle_t trap_R_RegisterShaderNoMip(const char *name) {
    return syscall(CG_R_REGISTERSHADERNOMIP, name);
}

void trap_R_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font) {
    syscall(CG_R_REGISTERFONT, fontName, pointSize, font);
}

void trap_R_ClearScene(void) {
    syscall(CG_R_CLEARSCENE);
}

void trap_R_AddRefEntityToScene(const refEntity_t *re) {
    syscall(CG_R_ADDREFENTITYTOSCENE, re);
}

void trap_R_AddPolyToScene(qhandle_t hShader, int numVerts, const polyVert_t *verts) {
    syscall(CG_R_ADDPOLYTOSCENE, hShader, numVerts, verts);
}

void trap_R_AddPolysToScene(qhandle_t hShader, int numVerts, const polyVert_t *verts, int num) {
    syscall(CG_R_ADDPOLYSTOSCENE, hShader, numVerts, verts, num);
}

int trap_R_LightForPoint(vec3_t point, vec3_t ambientLight, vec3_t directedLight, vec3_t lightDir) {
    return syscall(CG_R_LIGHTFORPOINT, point, ambientLight, directedLight, lightDir);
}

void trap_R_AddLightToScene(const vec3_t org, float intensity, float r, float g, float b) {
    syscall(CG_R_ADDLIGHTTOSCENE, org, PASSFLOAT(intensity), PASSFLOAT(r), PASSFLOAT(g), PASSFLOAT(b));
}

void trap_R_AddAdditiveLightToScene(const vec3_t org, float intensity, float r, float g, float b) {
    syscall(CG_R_ADDADDITIVELIGHTTOSCENE, org, PASSFLOAT(intensity), PASSFLOAT(r), PASSFLOAT(g), PASSFLOAT(b));
}

void trap_R_RenderScene(const refdef_t *fd) {
    syscall(CG_R_RENDERSCENE, fd);
}

void trap_R_SetColor(const float *rgba) {
    syscall(CG_R_SETCOLOR, rgba);
}

void trap_R_DrawStretchPic(float x, float y, float w, float h,
        float s1, float t1, float s2, float t2, qhandle_t hShader) {
    syscall(CG_R_DRAWSTRETCHPIC, PASSFLOAT(x), PASSFLOAT(y), PASSFLOAT(w), PASSFLOAT(h), PASSFLOAT(s1), PASSFLOAT(t1), PASSFLOAT(s2), PASSFLOAT(t2), hShader);
}

void trap_R_ModelBounds(clipHandle_t model, vec3_t mins, vec3_t maxs) {
    syscall(CG_R_MODELBOUNDS, model, mins, maxs);
}

int trap_R_LerpTag(orientation_t *tag, clipHandle_t mod, int startFrame, int endFrame,
        float frac, const char *tagName) {
    return syscall(CG_R_LERPTAG, tag, mod, startFrame, endFrame, PASSFLOAT(frac), tagName);
}

void trap_R_RemapShader(const char *oldShader, const char *newShader, const char *timeOffset) {
    syscall(CG_R_REMAP_SHADER, oldShader, newShader, timeOffset);
}

void trap_GetGlconfig(glconfig_t *glconfig) {
    syscall(CG_GETGLCONFIG, glconfig);
}

void trap_GetGameState(gameState_t *gamestate) {
    syscall(CG_GETGAMESTATE, gamestate);
}

void trap_GetCurrentSnapshotNumber(int *snapshotNumber, int *serverTime) {
    syscall(CG_GETCURRENTSNAPSHOTNUMBER, snapshotNumber, serverTime);
}

qboolean trap_GetSnapshot(int snapshotNumber, snapshot_t *snapshot) {
    return syscall(CG_GETSNAPSHOT, snapshotNumber, snapshot);
}

qboolean trap_GetServerCommand(int serverCommandNumber) {
    return syscall(CG_GETSERVERCOMMAND, serverCommandNumber);
}

int trap_GetCurrentCmdNumber(void) {
    return syscall(CG_GETCURRENTCMDNUMBER);
}

qboolean trap_GetUserCmd(int cmdNumber, usercmd_t *ucmd) {
    return syscall(CG_GETUSERCMD, cmdNumber, ucmd);
}

void trap_SetUserCmdValue(int stateValue, float sensitivityScale) {
    syscall(CG_SETUSERCMDVALUE, stateValue, PASSFLOAT(sensitivityScale));
}

void testPrintInt(char *string, int i) {
    syscall(CG_TESTPRINTINT, string, i);
}

void testPrintFloat(char *string, float f) {
    syscall(CG_TESTPRINTFLOAT, string, PASSFLOAT(f));
}

int trap_MemoryRemaining(void) {
    return syscall(CG_MEMORY_REMAINING);
}

qboolean trap_Key_IsDown(int keynum) {
    return syscall(CG_KEY_ISDOWN, keynum);
}

int trap_Key_GetCatcher(void) {
    return syscall(CG_KEY_GETCATCHER);
}

void trap_Key_SetCatcher(int catcher) {
    syscall(CG_KEY_SETCATCHER, catcher);
}

int trap_Key_GetKey(const char *binding) {
    return syscall(CG_KEY_GETKEY, binding);
}

int trap_PC_AddGlobalDefine(char *define) {
    return syscall(CG_PC_ADD_GLOBAL_DEFINE, define);
}

int trap_PC_LoadSource(const char *filename) {
    return syscall(CG_PC_LOAD_SOURCE, filename);
}

int trap_PC_FreeSource(int handle) {
    return syscall(CG_PC_FREE_SOURCE, handle);
}

int trap_PC_ReadToken(int handle, pc_token_t *pc_token) {
    return syscall(CG_PC_READ_TOKEN, handle, pc_token);
}

int trap_PC_SourceFileAndLine(int handle, char *filename, int *line) {
    return syscall(CG_PC_SOURCE_FILE_AND_LINE, handle, filename, line);
}

void trap_S_StopBackgroundTrack(void) {
    syscall(CG_S_STOPBACKGROUNDTRACK);
}

int trap_RealTime(qtime_t *qtime) {
    return syscall(CG_REAL_TIME, qtime);
}

void trap_SnapVector(float *v) {
    syscall(CG_SNAPVECTOR, v);
}

// this returns a handle.  arg0 is the name in the format "idlogo.roq", set arg1 to NULL, alteredstates to qfalse (do not alter gamestate)

int trap_CIN_PlayCinematic(const char *arg0, int xpos, int ypos, int width, int height, int bits) {
    return syscall(CG_CIN_PLAYCINEMATIC, arg0, xpos, ypos, width, height, bits);
}

// stops playing the cinematic and ends it.  should always return FMV_EOF
// cinematics must be stopped in reverse order of when they are started

e_status trap_CIN_StopCinematic(int handle) {
    return syscall(CG_CIN_STOPCINEMATIC, handle);
}


// will run a frame of the cinematic but will not draw it.  Will return FMV_EOF if the end of the cinematic has been reached.

e_status trap_CIN_RunCinematic(int handle) {
    return syscall(CG_CIN_RUNCINEMATIC, handle);
}


// draws the current frame

void trap_CIN_DrawCinematic(int handle) {
    syscall(CG_CIN_DRAWCINEMATIC, handle);
}


// allows you to resize the animation dynamically

void trap_CIN_SetExtents(int handle, int x, int y, int w, int h) {
    syscall(CG_CIN_SETEXTENTS, handle, x, y, w, h);
}

/*
qboolean trap_loadCamera( const char *name ) {
        return syscall( CG_LOADCAMERA, name );
}

void trap_startCamera(int time) {
        syscall(CG_STARTCAMERA, time);
}

qboolean trap_getCameraInfo( int time, vec3_t *origin, vec3_t *angles) {
        return syscall( CG_GETCAMERAINFO, time, origin, angles );
}
 */

qboolean trap_GetEntityToken(char *buffer, int bufferSize) {
    return syscall(CG_GET_ENTITY_TOKEN, buffer, bufferSize);
}

qboolean trap_R_inPVS(const vec3_t p1, const vec3_t p2) {
    return syscall(CG_R_INPVS, p1, p2);
}
